Final answer:
Athletes exhibit varying muscle structures and body compositions based on the demands of their sports. A basketball player might have both muscle fiber types due to the need for endurance and power, while a steer wrestler may have higher fast-twitch muscle density. Figure skaters and gymnasts would also have a high proportion of fast-twitch fibers, with lean physiques for agility and aesthetic presentation.
Step-by-step explanation:
Based on what we have learned about muscle fiber types and metabolism, various athletes will have different proportions of muscle fiber types and body composition adaptations that correspond to their specific sports demands. For a 7-foot, 2-inch-tall, 325-pound basketball player, we would expect a high percentage of both fast-twitch and slow-twitch muscle fibers. Fast-twitch fibers would contribute to the explosive power required for jumping and sprinting, while slow-twitch fibers would support endurance during prolonged periods of play. The overall body composition would likely include significant muscle mass to support the player's height and weight.
A 5-foot, 10-inch-tall, 180-pound steer wrestler would require a higher proportion of fast-twitch muscle fibers to provide the rapid, powerful movements needed to tackle and wrestle livestock. This athlete's body composition would likely include a balanced mix of muscle mass and flexibility.
For a 5-foot, 7-inch-tall, 130-pound female figure skater, you would expect a higher ratio of fast-twitch muscle fibers for jumps and spins, alongside a lean physique to perform intricate and agile movements gracefully.
Lastly, a 4-foot, 11-inch-tall, 89-pound female gymnast would have highly developed fast-twitch muscle fibers for explosiveness in tumbling and vaulting events, combined with a small and lightweight body to enhance agility and balance.